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71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "Configured.hxx"
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#include "DatabaseGlue.hxx"
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#include "Interface.hxx"
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#include "config/Data.hxx"
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#include "config/Domain.hxx"
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#include "config/Param.hxx"
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#include "config/Block.hxx"
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#include "fs/AllocatedPath.hxx"
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#include "fs/FileSystem.hxx"
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#include "fs/glue/StandardDirectory.hxx"
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#include "lib/fmt/RuntimeError.hxx"
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#include "Log.hxx"
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DatabasePtr
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CreateConfiguredDatabase(const ConfigData &config,
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EventLoop &main_event_loop, EventLoop &io_event_loop,
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DatabaseListener &listener)
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{
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const auto *param = config.GetBlock(ConfigBlockOption::DATABASE);
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const auto *path = config.GetParam(ConfigOption::DB_FILE);
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if (param != nullptr && path != nullptr)
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throw FmtRuntimeError("Found both 'database' (line {}) and 'db_file' (line }) setting",
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param->line, path->line);
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if (param != nullptr) {
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param->SetUsed();
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, *param);
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} else if (path != nullptr) {
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ConfigBlock block(path->line);
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block.AddBlockParam("path", path->value, path->line);
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, block);
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} else {
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/* if there is no override, use the cache directory */
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const AllocatedPath cache_dir = GetAppCacheDir();
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if (cache_dir.IsNull()) {
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FmtDebug(config_domain, "No cache directory; disabling the database");
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return nullptr;
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}
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const auto db_file = cache_dir / Path::FromFS(PATH_LITERAL("db"));
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auto db_file_utf8 = db_file.ToUTF8();
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if (db_file_utf8.empty())
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return nullptr;
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ConfigBlock block;
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block.AddBlockParam("path", std::move(db_file_utf8), -1);
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{
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const auto mounts_dir = cache_dir
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/ Path::FromFS(PATH_LITERAL("mounts"));
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CreateDirectoryNoThrow(mounts_dir);
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if (auto mounts_dir_utf8 = mounts_dir.ToUTF8();
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!mounts_dir_utf8.empty())
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block.AddBlockParam("cache_directory",
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std::move(mounts_dir_utf8),
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-1);
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}
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, block);
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}
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}
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